2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.yangtools.yang.model.repo.spi;
10 import com.google.common.annotations.Beta;
11 import java.util.EventListener;
12 import org.opendaylight.yangtools.yang.model.repo.api.SchemaSourceRepresentation;
15 * Listener for schema source lifecycle events.
18 public interface SchemaSourceListener extends EventListener {
20 * Invoked when the registry sees a concrete source. This callback is typically
21 * used by cache-type listeners, who intercept the source, store it locally and
22 * announce themselves as a provider of that particular schema source.
24 * @param source Schema source
26 void schemaSourceEncountered(SchemaSourceRepresentation source);
29 * Invoked when a new schema source is registered by a provider. This call
30 * callback, along with {@link #schemaSourceUnregistered(PotentialSchemaSource)}
31 * is typically used by transformer-type listeners, who intercept the registration
32 * if the advertised representation matches their input type and register
33 * themselves as a potential provider of the same source in their output
34 * representation type.
36 * @param sources Newly available sources
38 void schemaSourceRegistered(Iterable<PotentialSchemaSource<?>> sources);
41 * Invoked when a schema source is unregistered.
43 * @param source Schema source representation
45 void schemaSourceUnregistered(PotentialSchemaSource<?> source);